Verkkomatthew calhoun, 27, a former davidson county inmate who is now being housed at the state’s bledsoe county correctional facility, is charged in the. (wkrn) — one year after it began, an ongoing investigation into the drugs in nashville’s jail system has led to a new indictment of. Verkkoa former davidson county inmate, matthew calhoun, 27, now housed at the bledsoe county correctional facility, is also charged in a connection with. Verkkomatthew calhoun, 27, a former davidson county inmate who is now being housed at the bledsoe county correctional facility, is also charged in prisco’s.